PaleoDB taxon number: 335136
Alternative combination: Catarractes affinis
Full reference: O. C. Marsh. 1872. Notice of some new Tertiary and post-Tertiary birds. The American Journal of Science and Arts, series 3 4(19-24):256-262
Type specimen: YPM 845, a limb element (right humerus). Its type locality is Bangor, which is in a Pleistocene marine claystone in Maine.
Ecology: ground dwelling carnivore